Seat bracket holder for self-contained breathing cylinder



FIG. 1 is a left side, top and front perspective view of a seat bracket holder for self-contained breathing cylinder showing my new design;

FIGS. 2 and 3 are respectively top and bottom plan views thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof; and

FIG. 7 is a front elevational view thereof. 

The ornamental design for a seat bracket holder for self-contained breathing cylinder, as shown and described. 